Dirk Nowitzki went down in a crumble under the defensive basket with a sprained right ankle. But rather than a difficult circumstance that could have ended up being an excuse for a letdown, the Mavericks -- and Nowitzki -- turned it into an opportunity, and a 106-91 thrashing of the Memphis Grizzlies. At the start of the second half, Nowitzki was back on the court, clearly favoring his right leg, but determined to be there for his team. Fort Worth Star-Telegram